A comprehensive, straight-to-point collection of modern web development practices, performance optimization techniques, accessibility standards, and curated resources for frontend developers.
No fluff. No filler. Just what works.
- 📖 What's Inside
- 🧭 Quick Start
- 🔗 Curated Resources by Topic
- ✅ Pre-Launch Checklist
- 🎮 Interactive Learning
- 📂 Project Structure
- 💡 Core Principles
- 🚀 Next Steps
- 📚 References & Communities
- 📝 Last Updated
- 🤝 Contributing
- 📄 License
A complete reference and learning set for modern frontend development.
Real-world code review lessons, implementation tips, and improvement insights.
- Self-hosting fonts (privacy + performance)
- Accessibility-first layout and content
- Semantic HTML & naming conventions (BEM/CUBE)
- CSS resets and responsive design
- Fluid typography with
clamp() - Pixel-perfect design workflows
Deep dives into scalable, high-performance, and maintainable frontend architecture.
- CSS Architecture — CUBE, BEM, Tailwind strategies
- Performance Optimization — Core Web Vitals, caching, image pipelines
- Accessibility (a11y) — WCAG 2.2, ARIA, keyboard UX, screen readers
- JavaScript Patterns — ES modules, clean code, async design
- Testing & QA — Unit, integration, and E2E best practices
- Dev Workflow — Git, automation, build tools, CI/CD
- SEO & Security — Meta, schema, XSS/CSRF prevention
- Design Systems — Storybook, Figma sync, component libraries
- Begin with Project Feedback Guide
- Progress to Advanced Practices
- Explore linked resources per section
- Read relevant section
- Apply sample code
- Validate with checklists
- Test using recommended tools
| Topic | Top Resources |
|---|---|
| CSS | CUBE CSS, ModernCSS.dev, Flexbox Froggy, CSS Grid Garden |
| Performance | web.dev/performance, PageSpeed Insights, PerfBudget.io |
| Accessibility | WebAIM, Deque University, Axe DevTools |
| JavaScript | JavaScript.info, MDN Web Docs, Patterns.dev |
| Testing | Testing Library, Jest, Cypress |
| Build & Tools | Vite, npm Docs, esbuild |
| Git & Collaboration | Git Docs, Conventional Commits, Oh Shit, Git!?! |
| Design Systems | Storybook, Design Systems 101 (NNGroup), Figma Tokens |
| Bonus | Smashing Magazine, Frontend Masters, Chrome DevTools Tips |
Before you ship — run this once:
- Lighthouse score ≥ 90
- Fully responsive (mobile-first)
- Optimized & lazy-loaded assets
- Core Web Vitals in tree
- Meets WCAG 2.2 AA
- Keyboard navigation tested
- Color contrast ≥ 4.5:1
- Screen reader compatible
- ESLint & Prettier clean
- Test coverage ≥ 80%
- No console errors or warnings
- Error boundaries implemented
- HTTPS & security headers
- Sitemap & robots.txt present
- Meta & Open Graph tags set
- Structured data validated
See /checklists/pre-launch.md and /checklists/code-quality.md.
- 🧩 Flexbox Froggy
- 🌾 CSS Grid Garden
- 💪 Frontend Mentor
- ⚔️ Codewars
- 🧠 CSSBattle (exclusive bonus!)
web-dev-guide/
├── README.md
├── project-feedback-and-learning.md
├── advanced-best-practices.md
├── checklists/
├── pre-launch.md
└── code-quality.md
- Start →
project-feedback-and-learning.md - Deep Dive →
advanced-best-practices.md - Validate →
/checklists/ - Practice → Frontend Mentor or CSSBattle
- Revisit → Keep this guide as your quality compass
October 2025 — follows latest Core Web Vitals, WCAG 2.2, and ES2024 updates.
Suggestions welcome for:
- New real-world insights
- Improved checklists or resources
- Better examples and explanations
Contribute via PRs or open discussions.
This guide is open for learning, reference, and adaptation.
Use it, share it, and build better web experiences.
Keep Learning. Build Better. Grow Faster.
Made with 💖 for developers who care about quality.
Created and maintained by Cypher Icarus.
If this repository helped you prepare for your SQL interviews ⭐ please give it a star!